/**
 * @Title: 左旋转字符串
 * @Author 贾金博
 * @Package PACKAGE_NAME
 * @Date 2024/3/2 19:07
 * @description:
 */
class Solution {
    public String leftRotateString(String str,int n) {
        return str.substring(n) + str.substring(0, n);
    }
}